#include "pcpupdateptl.h"
#include "serialthread.h"

#include  <QDebug>

#pragma execution_character_set("utf-8")

//CRC高位字节值表
static const uint8_t auchCRCHi[] = {
    0x00, 0xc1, 0x81, 0x40, 0x01, 0xc0, 0x80, 0x41, 0x01, 0xc0,
    0x80, 0x41, 0x00, 0xc1, 0x81, 0x40, 0x01, 0xc0, 0x80, 0x41,
    0x00, 0xc1, 0x81, 0x40, 0x00, 0xc1, 0x81, 0x40, 0x01, 0xc0,
    0x80, 0x41, 0x01, 0xC0, 0x80, 0x41, 0x00, 0xC1, 0x81, 0x40,
    0x00, 0xC1, 0x81, 0x40, 0x01, 0xC0, 0x80, 0x41, 0x00, 0xC1,
    0x81, 0x40, 0x01, 0xC0, 0x80, 0x41, 0x01, 0xC0, 0x80, 0x41,
    0x00, 0xC1, 0x81, 0x40, 0x01, 0xC0, 0x80, 0x41, 0x00, 0xC1,
    0x81, 0x40, 0x00, 0xC1, 0x81, 0x40, 0x01, 0xC0, 0x80, 0x41,
    0x00, 0xC1, 0x81, 0x40, 0x01, 0xC0, 0x80, 0x41, 0x01, 0xC0,
    0x80, 0x41, 0x00, 0xC1, 0x81, 0x40, 0x00, 0xC1, 0x81, 0x40,
    0x01, 0xC0, 0x80, 0x41, 0x01, 0xC0, 0x80, 0x41, 0x00, 0xC1,
    0x81, 0x40, 0x01, 0xC0, 0x80, 0x41, 0x00, 0xC1, 0x81, 0x40,
    0x00, 0xC1, 0x81, 0x40, 0x01, 0xC0, 0x80, 0x41, 0x01, 0xC0,
    0x80, 0x41, 0x00, 0xC1, 0x81, 0x40, 0x00, 0xC1, 0x81, 0x40,
    0x01, 0xC0, 0x80, 0x41, 0x00, 0xC1, 0x81, 0x40, 0x01, 0xC0,
    0x80, 0x41, 0x01, 0xC0, 0x80, 0x41, 0x00, 0xC1, 0x81, 0x40,
    0x00, 0xC1, 0x81, 0x40, 0x01, 0xC0, 0x80, 0x41, 0x01, 0xC0,
    0x80, 0x41, 0x00, 0xC1, 0x81, 0x40, 0x01, 0xC0, 0x80, 0x41,
    0x00, 0xC1, 0x81, 0x40, 0x00, 0xC1, 0x81, 0x40, 0x01, 0xC0,
    0x80, 0x41, 0x00, 0xC1, 0x81, 0x40, 0x01, 0xC0, 0x80, 0x41,
    0x01, 0xC0, 0x80, 0x41, 0x00, 0xC1, 0x81, 0x40, 0x01, 0xC0,
    0x80, 0x41, 0x00, 0xC1, 0x81, 0x40, 0x00, 0xC1, 0x81, 0x40,
    0x01, 0xC0, 0x80, 0x41, 0x01, 0xC0, 0x80, 0x41, 0x00, 0xC1,
    0x81, 0x40, 0x00, 0xC1, 0x81, 0x40, 0x01, 0xC0, 0x80, 0x41,
    0x00, 0xC1, 0x81, 0x40, 0x01, 0xC0, 0x80, 0x41, 0x01, 0xC0,
    0x80, 0x41, 0x00, 0xC1, 0x81, 0x40
};

//CRC低位字节值表
static const uint8_t auchCRCLo[] = {
    0x00, 0xC0, 0xC1, 0x01, 0xC3, 0x03, 0x02, 0xC2, 0xC6, 0x06,
    0x07, 0xC7, 0x05, 0xC5, 0xC4, 0x04, 0xCC, 0x0C, 0x0D, 0xCD,
    0x0F, 0xCF, 0xCE, 0x0E, 0x0A, 0xCA, 0xCB, 0x0B, 0xC9, 0x09,
    0x08, 0xC8, 0xD8, 0x18, 0x19, 0xD9, 0x1B, 0xDB, 0xDA, 0x1A,
    0x1E, 0xDE, 0xDF, 0x1F, 0xDD, 0x1D, 0x1C, 0xDC, 0x14, 0xD4,
    0xD5, 0x15, 0xD7, 0x17, 0x16, 0xD6, 0xD2, 0x12, 0x13, 0xD3,
    0x11, 0xD1, 0xD0, 0x10, 0xF0, 0x30, 0x31, 0xF1, 0x33, 0xF3,
    0xF2, 0x32, 0x36, 0xF6, 0xF7, 0x37, 0xF5, 0x35, 0x34, 0xF4,
    0x3C, 0xFC, 0xFD, 0x3D, 0xFF, 0x3F, 0x3E, 0xFE, 0xFA, 0x3A,
    0x3B, 0xFB, 0x39, 0xF9, 0xF8, 0x38, 0x28, 0xE8, 0xE9, 0x29,
    0xEB, 0x2B, 0x2A, 0xEA, 0xEE, 0x2E, 0x2F, 0xEF, 0x2D, 0xED,
    0xEC, 0x2C, 0xE4, 0x24, 0x25, 0xE5, 0x27, 0xE7, 0xE6, 0x26,
    0x22, 0xE2, 0xE3, 0x23, 0xE1, 0x21, 0x20, 0xE0, 0xA0, 0x60,
    0x61, 0xA1, 0x63, 0xA3, 0xA2, 0x62, 0x66, 0xA6, 0xA7, 0x67,
    0xA5, 0x65, 0x64, 0xA4, 0x6C, 0xAC, 0xAD, 0x6D, 0xAF, 0x6F,
    0x6E, 0xAE, 0xAA, 0x6A, 0x6B, 0xAB, 0x69, 0xA9, 0xA8, 0x68,
    0x78, 0xB8, 0xB9, 0x79, 0xBB, 0x7B, 0x7A, 0xBA, 0xBE, 0x7E,
    0x7F, 0xBF, 0x7D, 0xBD, 0xBC, 0x7C, 0xB4, 0x74, 0x75, 0xB5,
    0x77, 0xB7, 0xB6, 0x76, 0x72, 0xB2, 0xB3, 0x73, 0xB1, 0x71,
    0x70, 0xB0, 0x50, 0x90, 0x91, 0x51, 0x93, 0x53, 0x52, 0x92,
    0x96, 0x56, 0x57, 0x97, 0x55, 0x95, 0x94, 0x54, 0x9C, 0x5C,
    0x5D, 0x9D, 0x5F, 0x9F, 0x9E, 0x5E, 0x5A, 0x9A, 0x9B, 0x5B,
    0x99, 0x59, 0x58, 0x98, 0x88, 0x48, 0x49, 0x89, 0x4B, 0x8B,
    0x8A, 0x4A, 0x4E, 0x8E, 0x8F, 0x4F, 0x8D, 0x4D, 0x4C, 0x8C,
    0x44, 0x84, 0x85, 0x45, 0x87, 0x47, 0x46, 0x86, 0x82, 0x42,
    0x43, 0x83, 0x41, 0x81, 0x80, 0x40
};

static uint16_t crc16_ccitt_table[] = { 0x0000, 0x1021, 0x2042, 0x3063, 0x4084, 0x50a5, 0x60c6, 0x70e7, 0x8108, 0x9129, 0xa14a,
    0xb16b, 0xc18c, 0xd1ad, 0xe1ce, 0xf1ef, 0x1231, 0x0210, 0x3273, 0x2252, 0x52b5, 0x4294, 0x72f7, 0x62d6, 0x9339, 0x8318, 0xb37b,
    0xa35a, 0xd3bd, 0xc39c, 0xf3ff, 0xe3de, 0x2462, 0x3443, 0x0420, 0x1401, 0x64e6, 0x74c7, 0x44a4, 0x5485, 0xa56a, 0xb54b, 0x8528,
    0x9509, 0xe5ee, 0xf5cf, 0xc5ac, 0xd58d, 0x3653, 0x2672, 0x1611, 0x0630, 0x76d7, 0x66f6, 0x5695, 0x46b4, 0xb75b, 0xa77a, 0x9719,
    0x8738, 0xf7df, 0xe7fe, 0xd79d, 0xc7bc, 0x48c4, 0x58e5, 0x6886, 0x78a7, 0x0840, 0x1861, 0x2802, 0x3823, 0xc9cc, 0xd9ed, 0xe98e,
    0xf9af, 0x8948, 0x9969, 0xa90a, 0xb92b, 0x5af5, 0x4ad4, 0x7ab7, 0x6a96, 0x1a71, 0x0a50, 0x3a33, 0x2a12, 0xdbfd, 0xcbdc, 0xfbbf,
    0xeb9e, 0x9b79, 0x8b58, 0xbb3b, 0xab1a, 0x6ca6, 0x7c87, 0x4ce4, 0x5cc5, 0x2c22, 0x3c03, 0x0c60, 0x1c41, 0xedae, 0xfd8f, 0xcdec,
    0xddcd, 0xad2a, 0xbd0b, 0x8d68, 0x9d49, 0x7e97, 0x6eb6, 0x5ed5, 0x4ef4, 0x3e13, 0x2e32, 0x1e51, 0x0e70, 0xff9f, 0xefbe, 0xdfdd,
    0xcffc, 0xbf1b, 0xaf3a, 0x9f59, 0x8f78, 0x9188, 0x81a9, 0xb1ca, 0xa1eb, 0xd10c, 0xc12d, 0xf14e, 0xe16f, 0x1080, 0x00a1, 0x30c2,
    0x20e3, 0x5004, 0x4025, 0x7046, 0x6067, 0x83b9, 0x9398, 0xa3fb, 0xb3da, 0xc33d, 0xd31c, 0xe37f, 0xf35e, 0x02b1, 0x1290, 0x22f3,
    0x32d2, 0x4235, 0x5214, 0x6277, 0x7256, 0xb5ea, 0xa5cb, 0x95a8, 0x8589, 0xf56e, 0xe54f, 0xd52c, 0xc50d, 0x34e2, 0x24c3, 0x14a0,
    0x0481, 0x7466, 0x6447, 0x5424, 0x4405, 0xa7db, 0xb7fa, 0x8799, 0x97b8, 0xe75f, 0xf77e, 0xc71d, 0xd73c, 0x26d3, 0x36f2, 0x0691,
    0x16b0, 0x6657, 0x7676, 0x4615, 0x5634, 0xd94c, 0xc96d, 0xf90e, 0xe92f, 0x99c8, 0x89e9, 0xb98a, 0xa9ab, 0x5844, 0x4865, 0x7806,
    0x6827, 0x18c0, 0x08e1, 0x3882, 0x28a3, 0xcb7d, 0xdb5c, 0xeb3f, 0xfb1e, 0x8bf9, 0x9bd8, 0xabbb, 0xbb9a, 0x4a75, 0x5a54, 0x6a37,
    0x7a16, 0x0af1, 0x1ad0, 0x2ab3, 0x3a92, 0xfd2e, 0xed0f, 0xdd6c, 0xcd4d, 0xbdaa, 0xad8b, 0x9de8, 0x8dc9, 0x7c26, 0x6c07, 0x5c64,
    0x4c45, 0x3ca2, 0x2c83, 0x1ce0, 0x0cc1, 0xef1f, 0xff3e, 0xcf5d, 0xdf7c, 0xaf9b, 0xbfba, 0x8fd9, 0x9ff8, 0x6e17, 0x7e36, 0x4e55,
    0x5e74, 0x2e93, 0x3eb2, 0x0ed1, 0x1ef0
};

static const unsigned int CRC32S_Tab[] = 	//软件CRC32计算码
{
    0x00000000, 0x77073096, 0xee0e612c, 0x990951ba, 0x076dc419, 0x706af48f,
    0xe963a535, 0x9e6495a3, 0x0edb8832, 0x79dcb8a4, 0xe0d5e91e, 0x97d2d988,
    0x09b64c2b, 0x7eb17cbd, 0xe7b82d07, 0x90bf1d91, 0x1db71064, 0x6ab020f2,
    0xf3b97148, 0x84be41de, 0x1adad47d, 0x6ddde4eb, 0xf4d4b551, 0x83d385c7,
    0x136c9856, 0x646ba8c0, 0xfd62f97a, 0x8a65c9ec, 0x14015c4f, 0x63066cd9,
    0xfa0f3d63, 0x8d080df5, 0x3b6e20c8, 0x4c69105e, 0xd56041e4, 0xa2677172,
    0x3c03e4d1, 0x4b04d447, 0xd20d85fd, 0xa50ab56b, 0x35b5a8fa, 0x42b2986c,
    0xdbbbc9d6, 0xacbcf940, 0x32d86ce3, 0x45df5c75, 0xdcd60dcf, 0xabd13d59,
    0x26d930ac, 0x51de003a, 0xc8d75180, 0xbfd06116, 0x21b4f4b5, 0x56b3c423,
    0xcfba9599, 0xb8bda50f, 0x2802b89e, 0x5f058808, 0xc60cd9b2, 0xb10be924,
    0x2f6f7c87, 0x58684c11, 0xc1611dab, 0xb6662d3d, 0x76dc4190, 0x01db7106,
    0x98d220bc, 0xefd5102a, 0x71b18589, 0x06b6b51f, 0x9fbfe4a5, 0xe8b8d433,
    0x7807c9a2, 0x0f00f934, 0x9609a88e, 0xe10e9818, 0x7f6a0dbb, 0x086d3d2d,
    0x91646c97, 0xe6635c01, 0x6b6b51f4, 0x1c6c6162, 0x856530d8, 0xf262004e,
    0x6c0695ed, 0x1b01a57b, 0x8208f4c1, 0xf50fc457, 0x65b0d9c6, 0x12b7e950,
    0x8bbeb8ea, 0xfcb9887c, 0x62dd1ddf, 0x15da2d49, 0x8cd37cf3, 0xfbd44c65,
    0x4db26158, 0x3ab551ce, 0xa3bc0074, 0xd4bb30e2, 0x4adfa541, 0x3dd895d7,
    0xa4d1c46d, 0xd3d6f4fb, 0x4369e96a, 0x346ed9fc, 0xad678846, 0xda60b8d0,
    0x44042d73, 0x33031de5, 0xaa0a4c5f, 0xdd0d7cc9, 0x5005713c, 0x270241aa,
    0xbe0b1010, 0xc90c2086, 0x5768b525, 0x206f85b3, 0xb966d409, 0xce61e49f,
    0x5edef90e, 0x29d9c998, 0xb0d09822, 0xc7d7a8b4, 0x59b33d17, 0x2eb40d81,
    0xb7bd5c3b, 0xc0ba6cad, 0xedb88320, 0x9abfb3b6, 0x03b6e20c, 0x74b1d29a,
    0xead54739, 0x9dd277af, 0x04db2615, 0x73dc1683, 0xe3630b12, 0x94643b84,
    0x0d6d6a3e, 0x7a6a5aa8, 0xe40ecf0b, 0x9309ff9d, 0x0a00ae27, 0x7d079eb1,
    0xf00f9344, 0x8708a3d2, 0x1e01f268, 0x6906c2fe, 0xf762575d, 0x806567cb,
    0x196c3671, 0x6e6b06e7, 0xfed41b76, 0x89d32be0, 0x10da7a5a, 0x67dd4acc,
    0xf9b9df6f, 0x8ebeeff9, 0x17b7be43, 0x60b08ed5, 0xd6d6a3e8, 0xa1d1937e,
    0x38d8c2c4, 0x4fdff252, 0xd1bb67f1, 0xa6bc5767, 0x3fb506dd, 0x48b2364b,
    0xd80d2bda, 0xaf0a1b4c, 0x36034af6, 0x41047a60, 0xdf60efc3, 0xa867df55,
    0x316e8eef, 0x4669be79, 0xcb61b38c, 0xbc66831a, 0x256fd2a0, 0x5268e236,
    0xcc0c7795, 0xbb0b4703, 0x220216b9, 0x5505262f, 0xc5ba3bbe, 0xb2bd0b28,
    0x2bb45a92, 0x5cb36a04, 0xc2d7ffa7, 0xb5d0cf31, 0x2cd99e8b, 0x5bdeae1d,
    0x9b64c2b0, 0xec63f226, 0x756aa39c, 0x026d930a, 0x9c0906a9, 0xeb0e363f,
    0x72076785, 0x05005713, 0x95bf4a82, 0xe2b87a14, 0x7bb12bae, 0x0cb61b38,
    0x92d28e9b, 0xe5d5be0d, 0x7cdcefb7, 0x0bdbdf21, 0x86d3d2d4, 0xf1d4e242,
    0x68ddb3f8, 0x1fda836e, 0x81be16cd, 0xf6b9265b, 0x6fb077e1, 0x18b74777,
    0x88085ae6, 0xff0f6a70, 0x66063bca, 0x11010b5c, 0x8f659eff, 0xf862ae69,
    0x616bffd3, 0x166ccf45, 0xa00ae278, 0xd70dd2ee, 0x4e048354, 0x3903b3c2,
    0xa7672661, 0xd06016f7, 0x4969474d, 0x3e6e77db, 0xaed16a4a, 0xd9d65adc,
    0x40df0b66, 0x37d83bf0, 0xa9bcae53, 0xdebb9ec5, 0x47b2cf7f, 0x30b5ffe9,
    0xbdbdf21c, 0xcabac28a, 0x53b39330, 0x24b4a3a6, 0xbad03605, 0xcdd70693,
    0x54de5729, 0x23d967bf, 0xb3667a2e, 0xc4614ab8, 0x5d681b02, 0x2a6f2b94,
    0xb40bbe37, 0xc30c8ea1, 0x5a05df1b, 0x2d02ef8d
};

static const uint16_t crc_table[16] = {
    0x0000, 0x1021, 0x2042, 0x3063,
    0x4084, 0x50a5, 0x60c6, 0x70e7,
    0x8108, 0x9129, 0xa14a, 0xb16b,
    0xc18c, 0xd1ad, 0xe1ce, 0xf1ef
};

static unsigned int Lasercrctab[256] =
{
0x0000, 0x1021, 0x2042, 0x3063, 0x4084, 0x50A5, 0x60C6, 0x70E7,
0x8108, 0x9129, 0xA14A, 0xB16B, 0xC18C, 0xD1AD, 0xE1CE, 0xF1EF,
0x1231, 0x0210, 0x3273, 0x2252, 0x52B5, 0x4294, 0x72F7, 0x62D6,
0x9339, 0x8318, 0xB37B, 0xA35A, 0xD3BD, 0xC39C, 0xF3FF, 0xE3DE,
0x2462, 0x3443, 0x0420, 0x1401, 0x64E6, 0x74C7, 0x44A4, 0x5485,
0xA56A, 0xB54B, 0x8528, 0x9509, 0xE5EE, 0xF5CF, 0xC5AC, 0xD58D,
0x3653, 0x2672, 0x1611, 0x0630, 0x76D7, 0x66F6, 0x5695, 0x46B4,
0xB75B, 0xA77A, 0x9719, 0x8738, 0xF7DF, 0xE7FE, 0xD79D, 0xC7BC,
0x48C4, 0x58E5, 0x6886, 0x78A7, 0x0840, 0x1861, 0x2802, 0x3823,
0xC9CC, 0xD9ED, 0xE98E, 0xF9AF, 0x8948, 0x9969, 0xA90A, 0xB92B,
0x5AF5, 0x4AD4, 0x7AB7, 0x6A96, 0x1A71, 0x0A50, 0x3A33, 0x2A12,
0xDBFD, 0xCBDC, 0xFBBF, 0xEB9E, 0x9B79, 0x8B58, 0xBB3B, 0xAB1A,
0x6CA6, 0x7C87, 0x4CE4, 0x5CC5, 0x2C22, 0x3C03, 0x0C60, 0x1C41,
0xEDAE, 0xFD8F, 0xCDEC, 0xDDCD, 0xAD2A, 0xBD0B, 0x8D68, 0x9D49,
0x7E97, 0x6EB6, 0x5ED5, 0x4EF4, 0x3E13, 0x2E32, 0x1E51, 0x0E70,
0xFF9F, 0xEFBE, 0xDFDD, 0xCFFC, 0xBF1B, 0xAF3A, 0x9F59, 0x8F78,
0x9188, 0x81A9, 0xB1CA, 0xA1EB, 0xD10C, 0xC12D, 0xF14E, 0xE16F,
0x1080, 0x00A1, 0x30C2, 0x20E3, 0x5004, 0x4025, 0x7046, 0x6067,
0x83B9, 0x9398, 0xA3FB, 0xB3DA, 0xC33D, 0xD31C, 0xE37F, 0xF35E,
0x02B1, 0x1290, 0x22F3, 0x32D2, 0x4235, 0x5214, 0x6277, 0x7256,
0xB5EA, 0xA5CB, 0x95A8, 0x8589, 0xF56E, 0xE54F, 0xD52C, 0xC50D,
0x34E2, 0x24C3, 0x14A0, 0x0481, 0x7466, 0x6447, 0x5424, 0x4405,
0xA7DB, 0xB7FA, 0x8799, 0x97B8, 0xE75F, 0xF77E, 0xC71D, 0xD73C,
0x26D3, 0x36F2, 0x0691, 0x16B0, 0x6657, 0x7676, 0x4615, 0x5634,
0xD94C, 0xC96D, 0xF90E, 0xE92F, 0x99C8, 0x89E9, 0xB98A, 0xA9AB,
0x5844, 0x4865, 0x7806, 0x6827, 0x18C0, 0x08E1, 0x3882, 0x28A3,
0xCB7D, 0xDB5C, 0xEB3F, 0xFB1E, 0x8BF9, 0x9BD8, 0xABBB, 0xBB9A,
0x4A75, 0x5A54, 0x6A37, 0x7A16, 0x0AF1, 0x1AD0, 0x2AB3, 0x3A92,
0xFD2E, 0xED0F, 0xDD6C, 0xCD4D, 0xBDAA, 0xAD8B, 0x9DE8, 0x8DC9,
0x7C26, 0x6C07, 0x5C64, 0x4C45, 0x3CA2, 0x2C83, 0x1CE0, 0x0CC1,
0xEF1F, 0xFF3E, 0xCF5D, 0xDF7C, 0xAF9B, 0xBFBA, 0x8FD9, 0x9FF8,
0x6E17, 0x7E36, 0x4E55, 0x5E74, 0x2E93, 0x3EB2, 0x0ED1, 0x1EF0
};

#define xcrc(crc,cp) (Lasercrctab[(crc>>8)^cp]^(crc<<8))
static unsigned short LaserCRC(unsigned char*ptr, unsigned short len)
{
    unsigned short crc;
    unsigned short i,count;

    count=len;
    crc=0;
    for( i=0; i<count; i++ )
    {
        crc = xcrc(crc,*ptr);
        ptr++;
    }

    return crc;
}

static uint16_t tp_sec_f2_crc16(const uint8_t * p_data, uint32_t len)
{
    uint32_t i;
    uint16_t crc = 0xffff;

    if (nullptr==p_data || 0==len)
    {
        return 0;
    }

    for (i = 0; i < len; i++)
    {
        crc = (unsigned char)(crc >> 8) | (crc << 8);
        crc ^= p_data[i];
        crc ^= (unsigned char)(crc & 0xff) >> 4;
        crc ^= (crc << 8) << 4;
        crc ^= ((crc & 0xff) << 4) << 1;
    }

    return crc;
}


uint16_t GetModbusCRC(uint8_t *data, int32_t len)
{
    uint8_t chHiCrc = 0xff, chLowCrc = 0xff;
    uint8_t uIndex = 0;
    uint8_t HL;

    while(len--){//传输消息缓冲区
        uIndex = chHiCrc ^ *data++;	//计算CRC
        HL = auchCRCHi[uIndex];
        chHiCrc = chLowCrc ^ HL;
        HL = auchCRCLo[uIndex];
        chLowCrc = HL;
    }

    return ((chHiCrc << 8) | chLowCrc);
}

uint16_t GetCRC(uint8_t *data, int32_t len)
{
    uint16_t crc16 = 0;
    uint16_t crc_h4, crc_l12;

    while( len-- ) {
        crc_h4 = (crc16 >> 12);
        crc_l12 = (crc16 << 4);
        crc16 = crc_l12 ^ crc_table[crc_h4 ^ (*data >> 4)];


        crc_h4 = (crc16 >> 12);
        crc_l12 = (crc16 << 4);
        crc16 = crc_l12 ^ crc_table[crc_h4 ^ (*data & 0x0f)];

        data++;
    }

    return crc16;
}

enum
{
    FIRE_STOP = 0,
    FIRE_NEWVER,
    FIRE_DATA,
    FIRE_COMPELTE,
    FIRE_UPDATE,
    FIRE_ABORT
};

PCPUpdatePtl::PCPUpdatePtl()
{
    fireSendBuf[0] = PCPHEAD_1;
    fireSendBuf[1] = PCPHEAD_2;
    fireSendBuf[2] = 0x01;
}

uint16_t PCPUpdatePtl::pcp_crc_16(uint8_t *data, uint32_t len)
{
#if 0
    uint16_t crcVal = 0x0000;

    for(uint32_t i = 0; i < len; i++) {
        //crcVal = (crcVal >> 8) ^ crc16_ccitt_table[((crcVal & 0xff) ^ data[i]) & 0xff];  //CCITT 表逆序
        crcVal = (crcVal << 8) ^ crc16_ccitt_table[((crcVal >> 8) ^ data[i]) & 0xff];  //CCITT
    }

    return crcVal;
#else
    return tp_sec_f2_crc16(data, len);
#endif
}

bool PCPUpdatePtl::pcp_crc_check(uint8_t *data, uint16_t len)
{
    if(len < PCPHEAD_LEN) return false;

    uint16_t crcVal = data[4];
    crcVal = (crcVal << 8) + data[5];

    data[4] = data[5] = 0;
    return (crcVal == pcp_crc_16(data, len));
}

uint32_t PCPUpdatePtl::reentrent_crc_32(uint8_t *pData, int32_t nData)
{
    uint32_t crcVal = 0xFFFFFFFF;

    for(int i = 0; i < nData; i++)
    {
        crcVal = ((crcVal >> 8) & 0x00FFFFFF) ^ CRC32S_Tab[(crcVal^ pData[i]) & 0xFF];
    }

    return crcVal;
}

PCPUpdatePtl* PCPUpdatePtl::Instance()
{
    static PCPUpdatePtl ptl;

    return &ptl;
}

bool PCPUpdatePtl::pcp_new_version(const QByteArray& fireware, QString &errStr, quint16 segment, bool is32Check)
{
    if(m_IsUpdate) return false;

    if(segment == 0 || segment > 1024) segment = 256;
    mPacketSegment = segment;

    std::lock_guard<std::mutex> lock(m_Mutex);

    m_IsUpdate = true;
    mFireware = fireware;
    mFirewareLen = mFireware.length();

    char *pBin = mFireware.data();

    m_UpdateCrc32 = is32Check;
    if(m_UpdateCrc32) {
        mFirewareCrc = reentrent_crc_32(reinterpret_cast<uint8_t *>(pBin), mFirewareLen);
    }
    else {
        mFirewareCrc = pcp_crc_16(reinterpret_cast<uint8_t *>(pBin), mFirewareLen);
    }
    //qDebug() << "fireware crc is " << crcVal;

    mPacketLen = mFirewareLen/mPacketSegment + (mFirewareLen % mPacketSegment > 0);
    errStr = QString("SND:固件校验值:%1,固件字节数:%2,分包长:%3,共%4包.")
            .arg(mFirewareCrc, 8, 16, QChar('0'))
            .arg(mFirewareLen)
            .arg(mPacketSegment)
            .arg(mPacketLen);

    return true;
}

void PCPUpdatePtl::pcp_send_frame(uint8_t msgCode, uint16_t sndlen)
{
    if(sndlen < PCPHEAD_LEN) return;

    sndlen -= PCPHEAD_LEN;
    fireSendBuf[3] = msgCode;
    fireSendBuf[6] = sndlen >> 8;
    fireSendBuf[7] = static_cast<quint8>(sndlen);

    sndlen += PCPHEAD_LEN;
    fireSendBuf[4] = fireSendBuf[5] = 0;
    uint16_t val = pcp_crc_16(fireSendBuf, sndlen);
    fireSendBuf[4] = val >> 8;
    fireSendBuf[5] = static_cast<quint8>(val);

    SerialThread::Instance()->write(fireSendBuf, sndlen);
}

void PCPUpdatePtl::pcp_send_newversion()
{
    quint16 tmp16, sndLen = PCPHEAD_LEN;

    mFirewaretSndLen = 0;
    memset(fireSendBuf + sndLen, 0, 16);
    memcpy(fireSendBuf + sndLen, "V1.00", 5);
    sndLen += 16;

    tmp16 = mPacketSegment;
    fireSendBuf[sndLen++] = tmp16 >> 8;
    fireSendBuf[sndLen++] = static_cast<quint8>(tmp16);
    fireSendBuf[sndLen++] = mPacketLen >> 8;
    fireSendBuf[sndLen++] = static_cast<quint8>(mPacketLen);
    if(m_UpdateCrc32) {
        fireSendBuf[sndLen++] = static_cast<quint8>(mFirewareCrc >> 24);
        fireSendBuf[sndLen++] = static_cast<quint8>(mFirewareCrc >> 16);
    }
    fireSendBuf[sndLen++] = static_cast<quint8>(mFirewareCrc >> 8);
    fireSendBuf[sndLen++] = static_cast<quint8>(mFirewareCrc);

    pcp_send_frame(PCP_MSG_NEWVER, sndLen);
}

uint8_t PCPUpdatePtl::pcp_parse_business(const QByteArray& packet, QString &errStr, uint16_t &index)
{
    uint8_t error = UPDATE_RET_NONE;

    //quint8 *data = (quint8 *)(packet.data()); //reinterpret_cast<quint8 *>(packet.data());
    quint8 *data = reinterpret_cast<quint8 *>(const_cast<char *>(packet.data()));
    int len = packet.length();

    if(len > PCPRECVBUFLEN) len = PCPRECVBUFLEN;
    if(len + fireRecvLen >= PCPRECVBUFLEN) {
        memcpy(fireRecvBuf, data, static_cast<size_t>(len));
        fireRecvLen = len;
    }
    else {
        memcpy(fireRecvBuf + fireRecvLen, data, static_cast<size_t>(len));
        fireRecvLen += len;
    }

    if(fireRecvLen < PCPHEAD_LEN) return error;

    int i = 0;
    for(; i < fireRecvLen - 1; i++) {
        if(fireRecvBuf[i] == PCPHEAD_1 && fireRecvBuf[i+1] == PCPHEAD_2) break;
    }
    if(i > 0) {
        memmove(fireRecvBuf, fireRecvBuf + i, static_cast<size_t>(fireRecvLen - i));
        fireRecvLen -= i;
    }
    if(fireRecvLen < PCPHEAD_LEN) return error;

    quint16 dlen = 0, framelen = 0;
    quint16 packetIndex = 0, sndlen = PCPHEAD_LEN;
    char *pBin = mFireware.data();

    dlen  = static_cast<quint16>(fireRecvBuf[7]);
    dlen += (static_cast<quint16>(fireRecvBuf[6]) << 8);
    framelen = dlen + PCPHEAD_LEN;
    if(framelen <= fireRecvLen) {
        if(pcp_crc_check(fireRecvBuf, framelen)) {
            if(!m_IsUpdate) {
                switch(fireRecvBuf[3])
                {
                case PCP_MSG_PACKET_QEQUEST:
                    fireSendBuf[sndlen++] = PCP_UPDATE_INVALID;
                    pcp_send_frame(PCP_MSG_PACKET_QEQUEST, sndlen + 2);
                    break;
                case PCP_MSG_PACKET_STATE:
                    fireSendBuf[sndlen++] = PCP_UPDATE_INVALID;
                    pcp_send_frame(PCP_MSG_PACKET_QEQUEST, sndlen);
                    break;
                }
                return UPDATE_RET_STOP;
            }

            switch(fireRecvBuf[3])
            {
            case PCP_MSG_QUERY:
                if(fireRecvBuf[PCPHEAD_LEN] != PCP_RET_SUCCESS) {
                    errStr = u8"当前固件申请被拒绝.";
                    error = UPDATE_RET_REJECT;
                    pcp_update_stop();
                }
                else {
                    pcp_send_newversion();
                    error = UPDATE_RET_READY;
                    errStr = u8"当前固件版本查询成功.";
                }
                break;

            case PCP_MSG_NEWVER:
                if(fireRecvBuf[PCPHEAD_LEN] != PCP_RET_SUCCESS) {
                    errStr = u8"当前固件申请被拒绝.";
                    error = UPDATE_RET_REJECT;
                    pcp_update_stop();
                }
                else {
                    errStr = u8"当前固件升级同意.";
                    error = UPDATE_RET_START;                   
                }
                break;

            case PCP_MSG_PACKET_QEQUEST:
                if(framelen < 18) break;
                packetIndex  = static_cast<quint16>(fireRecvBuf[PCPHEAD_LEN + 17]);
                packetIndex += (static_cast<quint16>(fireRecvBuf[PCPHEAD_LEN + 16]) << 8);
                if(packetIndex < mPacketLen) {
                     fireSendBuf[sndlen++] = PCP_RET_SUCCESS;
                     fireSendBuf[sndlen++] = static_cast<quint8>(packetIndex >> 8);
                     fireSendBuf[sndlen++] = static_cast<quint8>(packetIndex);

                     if((packetIndex + 1) * mPacketSegment < mFirewareLen) {
                         memcpy(fireSendBuf + sndlen, pBin + packetIndex * mPacketSegment, mPacketSegment);
                         sndlen += mPacketSegment;
                         mFirewaretSndLen += mPacketSegment;
                     }
                     else {
                         uint32_t sz = static_cast<quint32>(mFirewareLen) - static_cast<quint32>(packetIndex * mPacketSegment);
                         memcpy(fireSendBuf + sndlen, pBin + packetIndex * mPacketSegment, sz);
                         sndlen += sz;
                         mFirewaretSndLen += sz;
                     }
                     index = packetIndex + 1;
                     error = UPDATE_RET_PACKET;
                }
                else {
                    fireSendBuf[sndlen++] = PCP_FRAGMENT_INVALID;
                }
                pcp_send_frame(PCP_MSG_PACKET_QEQUEST, sndlen);
                break;

            case PCP_MSG_PACKET_STATE:
                if(fireRecvBuf[PCPHEAD_LEN] != PCP_RET_SUCCESS) {
                    errStr = QString("%1, ret=%2").arg(u8"当前固件失败").arg(fireRecvBuf[PCPHEAD_LEN + 1]);
                    error = UPDATE_RET_FAILED;
                    pcp_update_stop();
                }
                else {
                    if(mFirewaretSndLen >= mFirewareLen) {
                        errStr = u8"固件包下载成功";
                        error = UPDATE_RET_SUCESSED;
                    }
                    else {
                        errStr = u8"固件包传输丢包";
                        error = UPDATE_RET_FAILED;
                    }
                }
                break;
            }
        }
		//冗余保护判断,防止fireRecvLen被置零
		if(fireRecvLen >= framelen) {
        	fireRecvLen -= framelen;
        	memmove(fireRecvBuf, fireRecvBuf + framelen, static_cast<size_t>(fireRecvLen));
		}
    }

    return error;
}

void PCPUpdatePtl::pcp_update_stop()
{
    std::lock_guard<std::mutex> lock(m_Mutex);

    m_IsUpdate = false;
    //pcp_send_frame(PCP_MSG_UPDATE_STOP, PCPHEAD_LEN);
    //fireRecvLen = 0;		置零后解包内存越界
    //mFirewareLen = 0;
}

bool PCPUpdatePtl::pcp_is_update()
{
    std::lock_guard<std::mutex> lock(m_Mutex);

    return m_IsUpdate;
}
